词典网
首页 | 英汉词典 | 短语词典
更新日期:2026-08-14
switch on to turn on a machine, light, radio etc using a switch〔用开关〕开,打开:switch sth ↔ on •He switched the torch on.他打开手电筒。•When a tape is put in the VCR, it switches on automatically .录像带放进录像机后,它会自动播放。